Sub-processors

Last updated: April 3, 2026

Balance Breathing uses the following sub-processors to deliver the Service. We will notify Customers at least 30 days before engaging a new sub-processor or making a material change to an existing one.

Sub-processor	Purpose	Data processed	Location
Hetzner Online GmbH	Application hosting, database, and task queue infrastructure (via Dokploy on dedicated VM)	All Service data (application database, server logs, task queue messages)	Nuremberg, Germany (EU)
Stripe, Inc.	Payment processing and subscription billing	Billing contact details, subscription metadata, payment method tokens (we do not store full card numbers)	United States
Google LLC	Calendar integration (Google Calendar API) and user authentication (Google OAuth / OpenID Connect)	OAuth tokens, calendar event timing metadata, user profile (name, email)	United States
Microsoft Corporation	Calendar integration (Microsoft Graph API), user authentication (Microsoft OAuth), and Teams bot messaging (Bot Framework)	OAuth tokens, calendar event timing metadata, user profile (name, email), Teams conversation messages	United States / EU (depending on tenant region)
Slack Technologies, LLC (Salesforce)	Messaging integration (Slack API) and user authentication (Slack OpenID Connect)	OAuth tokens, workspace/user identifiers, message delivery metadata, user profile (name, email)	United States

For transfers of personal data to sub-processors outside the European Economic Area, we rely on the EU-US Data Privacy Framework (where the sub-processor is certified) or EU-approved Standard Contractual Clauses (SCCs). See our Privacy Policy for details.

Questions about our sub-processors? Contact info@balance-breathing.nl.